SM U-28 (Austria-Hungary)
Ships sunk or damaged

Date
Name
Tonnage
Nationality
30 June 1917
Haigh Hall
4,809
British
3 July 1917
Mongara
8,205
British
13 August 1917
Maston
3,881
British
16 August 1917
Bradford City
3,683
British
5 October 1917
Bontnewydd
3,296
British
12 January 1918
Bosforo
2,723
Italian
13 January 1918
Rapallo
3,811
British
21 January 1918
West Wales
4,336
British
8 March 1918
Mitra*
5,592
British
8 March 1918
Uganda
4,315
British
11 March 1918
Stolt Nielsen
5,684
British
-
Sunk: Damaged: Total:
44,743 5,592 50,335
-

Question: What was the total tonnage sunk by SM U-28 and how many ships did it damage but not sink?
Answer: U-28 sank ten ships with a combined tonnage of 44,743, and damaged an eleventh.